{"id":"W4386101719","doi":"10.1063/5.0164018","title":"Exploration of transient flow perturbations in a bulb turbine diffuser using proper orthogonal decomposition","year":2023,"lang":"en","type":"article","venue":"Physics of Fluids","topic":"Turbomachinery Performance and Optimization","field":"Engineering","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université Laval","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Mechanics; Turbine; Flow separation; Physics; Pressure drop; Drop (telecommunication); Wake; Draft tube; Flow (mathematics); Vortex; Meteorology; Turbulence; Mechanical engineering; Engineering; Thermodynamics","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001863005,0.0002793068,0.000219381,0.0003741882,0.000110497,0.0003185023,0.0001348208,0.0002093614,0.0004052219],"category_scores_gemma":[0.000308011,0.0001263484,0.0002471747,0.0002485349,0.000321527,0.0002876269,0.0002475319,0.0002635525,0.00005589462],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001961045,"about_ca_system_score_gemma":0.0002098529,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0014787,"about_ca_topic_score_gemma":0.001367788,"domain_scores_codex":[0.9999282,0.0000160503,0.000002843761,0.00001541939,0.000024914,0.00001251132],"domain_scores_gemma":[0.9998968,0.00004374219,0.00002352098,0.000008839246,0.00001453868,0.00001265502],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0009808228,0.0004080116,0.03442377,0.0002089591,0.0001020441,0.0005966576,0.0005941319,0.3996691,0.4758578,0.005873095,0.0006858389,0.08059976],"study_design_scores_gemma":[0.00001817937,0.0001540023,0.02793139,0.000005341445,0.000007761712,0.00004924974,0.0001238107,0.9516116,0.01894786,0.0007387965,0.0003904763,0.00002152988],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9535024,0.00007026133,0.04522002,0.00004031619,0.000004620535,0.00001423916,0.0001096093,0.0001145524,0.000923918],"genre_scores_gemma":[0.9929402,0.00005353629,0.006607729,0.000005331722,0.00000285737,0.000008348035,0.00009835634,0.0000192375,0.0002644746],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0014787,"threshold_uncertainty_score":0.002940118,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0268697599659399,"score_gpt":0.2553361020022023,"score_spread":0.2284663420362624,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}